This mini-mod just changes the tyre scrub sound volume when you are in the cockpit, no other sounds are changed.
I find the default a little loud, so now you have a choice, without having to turn down the volume for ALL sound effects.
Choice of decibel reduction, with a .wav file for each volume (-20db is the lowest volume)
Cockpit Tyre Scrub Sound (Volume Reduction) 1.01
A choice of volume reduction .wav files for the tyre scrub sound when in cockpit